{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["GENE"], "input": "Unexpectedly , all ENK - specific motifs formed specific and highly abundant protein - DNA complexes when nuclear extracts from the human tumor cell line ( HeLa ) , which does not express ENK , were used ."}
{"GENE": ["ENK - specific motifs", "ENK"]}